require "rails_helper"

RSpec.describe Api::MatchmakingController, type: :controller do
  routes do
    ActionDispatch::Routing::RouteSet.new.tap do |r|
      r.draw do
        delete "destroy", to: "api/matchmaking#destroy"
      end
    end
  end

  let(:user) { User.create!(nickname: "CaptainHook", password: "password123") }
  let(:token) { JwtService.encode(user_id: user.id) }

  describe "DELETE #destroy" do
    context "when authenticated" do
      it "cancels matchmaking for current user and returns success message" do
        request.headers["Authorization"] = "Bearer #{token}"
        expect(MatchmakingService).to receive(:cancel).with(user.id)

        delete :destroy

        expect(response).to have_http_status(:ok)
        json = JSON.parse(response.body)
        expect(json["message"]).to eq("Matchmaking cancelled")
      end
    end

    context "when unauthenticated" do
      it "returns 401 unauthorized and does not call cancel" do
        expect(MatchmakingService).not_to receive(:cancel)

        delete :destroy

        expect(response).to have_http_status(:unauthorized)
        json = JSON.parse(response.body)
        expect(json["error"]).to eq("Unauthorized")
      end
    end
  end
end